Accounting for Leases as a Lessee - Leases Included in the Consolidated Balance Sheets (Details) - USD ($) $ in Millions	Oct. 31, 2023	Oct. 31, 2022
Operating Leases
ROU Assets	$ 980	$ 854
Operating lease liabilities – current	194	168
Operating lease liabilities – non-current	966	851
Total operating lease liabilities	1,160	1,019
Finance Leases
Gross finance lease ROU assets	26	32
Less: Accumulated depreciation	(14)	(11)
Net finance lease ROU assets	12	21
Finance lease liabilities – current	5	5
Finance lease liabilities – non-current	38	43
Total finance lease liabilities	43	48
Total ROU assets	992	875
Total lease liabilities	$ 1,203	$ 1,067
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Accounts payable	Accounts payable
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Other accrued liabilities	Other accrued liabilities
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Other non-current liabilities	Other non-current liabilities
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Property, plant and equipment, net	Property, plant and equipment, net
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List]	Notes payable and short-term borrowings	Notes payable and short-term borrowings
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Long-term debt	Long-term debt